diff --git a/src/wp-includes/comment.php b/src/wp-includes/comment.php
index e7b96c33b5..010c8f2035 100644
--- a/src/wp-includes/comment.php
+++ b/src/wp-includes/comment.php
@@ -2373,7 +2373,7 @@ function wp_new_comment_notify_moderator( $comment_id ) {
 	$comment = get_comment( $comment_id );
 
 	// Only send notifications for pending comments.
-	$maybe_notify = ( '0' == $comment->comment_approved );
+	$maybe_notify = ( '0' === $comment->comment_approved );
 
 	/** This filter is documented in wp-includes/pluggable.php */
 	$maybe_notify = apply_filters( 'notify_moderator', $maybe_notify, $comment_id );